Lagoona Lake

Lagoona Lake is a place where there is a Day Care, Pokémon Center, and a laboratory for fossil reviving and underwater mining. There is only one house in Lagoona Lake. The routes, Route 7, and Route 8, are connected to Lagoona Lake.

Old Rod House
The Old Rod House is the only house in Lagoona Lake. The character inside of the house gives you an Old Rod for fishing if you talk to him.

Trivia

 * Lagoona Lake was formed millions of years ago by a meteor. As a result, there are many fossils and minerals.